Company lists · Data refreshed November 2026

Top 25 IT audit consulting firms worldwide

Name: IT audit consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 14,283 companies tracked

RevenueBase identified 14,283 company matches for IT audit consulting firms worldwide as of November 2026 and tracks 241,401 professional contacts across them, including 71,500 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for IT audit consulting firms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for IT audit consulting firms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built

14,283Companies

241,401Contacts tracked

71,500Verified emails

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The 25 largest IT audit consulting firms worldwide

Ranked by team size

Top 25 of 14,283 company matches for IT audit consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	DNV	Exact match	Høvik, NorwayHQ recorded Nov 5, 2026	10001+	16,914 contacts →
	Exact match “DNV is the independent expert in risk management and assurance, operating in more than 100 countries.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Protiviti	Exact match	Menlo Park, United StatesHQ recorded Nov 5, 2026	5,001-10,000	9,086 contacts →
	Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Carr, Riggs & Ingram	Exact match	Enterprise, AL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,214 contacts →
	Exact match “Carr, Riggs & Ingram (CRI) is a Top 25 nationally-ranked accounting and advisory firm driven by relationships to cultivate growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	XL Dynamics India Pvt. LTD	Exact match	Navi Mumbai, IndiaHQ recorded Nov 5, 2026	1,001-5,000	2,160 contacts →
	Exact match “Established in 2002 and incorporated in 2005, XL Dynamics India Pvt.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	BDO Brazil	Exact match	Sp, BrazilHQ recorded Nov 5, 2026	1,001-5,000	1,994 contacts →
	Exact match “Presidida por Raul Corrêa da Silva, a BDO RCS foi fundada em 2001 e desde então mantém participação expressiva no mercado de auditorias.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Sikich	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,918 contacts →
	Exact match “Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Kpmg Poland	Exact match	Warsaw, PolandHQ recorded Nov 5, 2026	1,001-5,000	1,741 contacts →
	Exact match “KPMG jest globalną organizacją niezależnych firm świadczących profesjonalne usługi z zakresu audytu, doradztwa podatkowego, finansowego, prawnego oraz consultingu.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Grant Thornton Sweden	Exact match	Stockholm, SwedenHQ recorded Nov 5, 2026	1,001-5,000	1,726 contacts →
	Exact match “Grant Thornton är ett ledande revisions- och rådgivningsföretag med över 1400 medarbetare som erbjuder tjänster inom revision, skatt, redovisning och specialistrådgivning.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	ACA Group	Exact match	New York, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,660 contacts →
	Exact match “ACA Group is the leading governance, risk, and compliance advisor to the financial services industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	RSM Ebner Stolz	Exact match	Stuttgart, GermanyHQ recorded Nov 5, 2026	1,001-5,000	1,599 contacts →
	Exact match “Wollen Sie jemanden, der Sie auch beim Sprung in neue Märkte und bei allen anstehenden Herausforderungen begleitet?” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Kpmg Belgium	Exact match	Zaventem, BelgiumHQ recorded Nov 5, 2026	1,001-5,000	1,584 contacts →
	Exact match “Uncovering a world of opportunity together.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Crowe UK	Exact match	London, United KingdomHQ recorded Nov 5, 2026	1,001-5,000	1,482 contacts →
	Exact match “Crowe UK is a leading audit, tax, advisory and consulting firm with a national presence to complement our international reach.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Kpmg Norway	Exact match	Oslo, NorwayHQ recorded Nov 5, 2026	1,001-5,000	1,402 contacts →
	Exact match “KPMG er mest kjent som revisorer, forretningskonsulenter og advokater, men vi er også mye mer.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,346 contacts →
	Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Matrix Business Services India Private Limited	Exact match	Chennai, IndiaHQ recorded Nov 5, 2026	1,001-5,000	1,276 contacts →
	Exact match “Matrix is a passionate team of professionals providing People, Product, and Process assurance services for enterprises across different industry segments for better compliance and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	BDO Switzerland	Exact match	Zürich, SwitzerlandHQ recorded Nov 5, 2026	1,001-5,000	1,164 contacts →
	Exact match “BDO is one of the leading audit, accounting and consulting firms in Switzerland.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Centric Consulting	Exact match	Dayton, OH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,159 contacts →
	Exact match “Committed to delivering tailored solutions and unmatched experiences, Centric Consulting is an international business and technology consulting firm that combines the benefits of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Navigant	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	5,001-10,000	1,124 contacts →
	Exact match “Guidehouse is a leading global provider of consulting services to the public and commercial markets with broad capabilities in management, technology, and risk consulting.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	SS Kothari Mehta & CO	Exact match	New Delhi, IndiaHQ recorded Nov 5, 2026	501-1,000	981 contacts →
	Exact match “S S Kothari Mehta & Company (SSKM) is chartered accountant firm established in 1953 in Kolkata and later on expanded its base to New Delhi, Chandigarh & Mumbai as well.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	A-Lign	Exact match	Tampa, FL, United StatesHQ recorded Nov 5, 2026	501-1,000	896 contacts →
	Exact match “A-LIGN is the leading provider of high-quality, efficient cybersecurity compliance programs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Uniqus Consultech INC	Exact match	San Jose, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	813 contacts →
	Exact match “Uniqus Consultech is an AI and global tech-enabled consulting company that specializes in Accounting & Reporting Consulting, Governance, Risk & Compliance, Sustainability &…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Vikingcloud	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	665 contacts →
	Exact match “VikingCloud delivers cybersecurity and compliance solutions that simply work.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	BDO Perú	Exact match	San Isidro, PeruHQ recorded Nov 5, 2026	501-1,000	664 contacts →
	Exact match “La red global de BDO se extiende a lo largo de 166 países y territorios, con 115,661 personas trabajando en 1,776 oficinas y todas bajo un mismo objetivo: brindar a nuestros…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Solomonedwards	Exact match	Wayne, PA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	633 contacts →
	Exact match “For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Crowe UAE	Exact match	Business Bay, United Arab EmiratesHQ recorded Nov 5, 2026	501-1,000	630 contacts →
	Exact match “Crowe UAE is a leading audit, tax, advisory, and consulting firm with a strong national presence.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “IT audit consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 14,283 IT audit consulting firms worldwide

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IT audit consulting firms worldwide at a glance

As of Nov 5, 2026

29.6%Verified-email coverage

16.9Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

7,795

11-50

4,836

51-200

1,150

201-500

264

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for IT audit consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT audit consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 71,500 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

IT audit consulting firms by location

105 lists · largest first

Every IT audit consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “IT audit consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT audit consulting firms are there worldwide?

RevenueBase identified 14,283 company matches for IT audit consulting firms worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

DNV tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most IT audit consulting firms?

The United States leads with 2,348 companies, followed by India (1,093) and Brazil (744). Every IT audit consulting firms list by country and city is linked on this page.

Which city has the most IT audit consulting firms?

Sao Paulo leads with 232 company records, followed by Dubai (218) and London (218).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 71,500 professional contacts with verified work emails tracked across these 14,283 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.